{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["country capital", "children", "place of birth", "place of death"], "input": " Milan 's defensive back four of Maldini , Jaap Stam , Cafu and Alessandro Nesta has allowed a league-low 22 goals this season in Italy , although the group was vulnerable to balls from the flanks against PSV , something Liverpool and its manager , Rafael Benitez , are certain to note . "}
{"country capital": [], "children": [], "place of birth": [], "place of death": []}